<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
				<div id="timeDiv" style="background-color: black;color: white;font-size: 40px;">
					2024-09-26 10:38:00.000
				</div>
				<script>
					setInterval(function(){
						console.log("定时执行")
						var d1 = new Date(); // 当前时间
						var timeStr = d1.getFullYear()+"-";
						timeStr += (d1.getMonth()+1)+"-";
						timeStr +=d1.getDate()+" ";
						timeStr +=d1.getHours()+":";
						timeStr +=d1.getMinutes()+":";
						timeStr +=d1.getSeconds()+".";
						timeStr +=d1.getMilliseconds();
						console.log(timeStr);
						timeDiv.innerHTML = timeStr;
					},10);	
				</script>

	</body>
</html>
